diff mbox series

[v15,01/22] xfs: Add helper xfs_attr_node_remove_step

Message ID 20210218165348.4754-2-allison.henderson@oracle.com (mailing list archive)
State New
Headers show
Series xfs: Delayed Attributes | expand

Commit Message

Allison Henderson Feb. 18, 2021, 4:53 p.m. UTC
From: Allison Collins <allison.henderson@oracle.com>

This patch adds a new helper function xfs_attr_node_remove_step.  This
will help simplify and modularize the calling function
xfs_attr_node_removename.

Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
---
 fs/xfs/libxfs/xfs_attr.c | 46 ++++++++++++++++++++++++++++++++++------------
 1 file changed, 34 insertions(+), 12 deletions(-)

Comments

Brian Foster Feb. 24, 2021, 3:03 p.m. UTC | #1
On Thu, Feb 18, 2021 at 09:53:27AM -0700, Allison Henderson wrote:
> From: Allison Collins <allison.henderson@oracle.com>
> 
> This patch adds a new helper function xfs_attr_node_remove_step.  This
> will help simplify and modularize the calling function
> xfs_attr_node_removename.
> 
> Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
> Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
> ---
>  fs/xfs/libxfs/xfs_attr.c | 46 ++++++++++++++++++++++++++++++++++------------
>  1 file changed, 34 insertions(+), 12 deletions(-)
> 
> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
> index 472b303..28ff93d 100644
> --- a/fs/xfs/libxfs/xfs_attr.c
> +++ b/fs/xfs/libxfs/xfs_attr.c
...
> @@ -1267,18 +1262,45 @@ xfs_attr_node_removename(
>  	if (retval && (state->path.active > 1)) {
>  		error = xfs_da3_join(state);
>  		if (error)
> -			goto out;
> +			return error;
>  		error = xfs_defer_finish(&args->trans);
>  		if (error)
> -			goto out;
> +			return error;
>  		/*
>  		 * Commit the Btree join operation and start a new trans.
>  		 */
>  		error = xfs_trans_roll_inode(&args->trans, dp);
>  		if (error)
> -			goto out;
> +			return error;
>  	}
>  
> +	return error;

Maybe just return 0 here since it looks like error might not have been
assigned..? With that fixed:

Reviewed-by: Brian Foster <bfoster@redhat.com>

> +}
> +
> +/*
> + * Remove a name from a B-tree attribute list.
> + *
> + * This routine will find the blocks of the name to remove, remove them and
> + * shrink the tree if needed.
> + */
> +STATIC int
> +xfs_attr_node_removename(
> +	struct xfs_da_args	*args)
> +{
> +	struct xfs_da_state	*state = NULL;
> +	int			error;
> +	struct xfs_inode	*dp = args->dp;
> +
> +	trace_xfs_attr_node_removename(args);
> +
> +	error = xfs_attr_node_removename_setup(args, &state);
> +	if (error)
> +		goto out;
> +
> +	error = xfs_attr_node_remove_step(args, state);
> +	if (error)
> +		goto out;
> +
>  	/*
>  	 * If the result is small enough, push it all into the inode.
>  	 */
> -- 
> 2.7.4
>
Allison Henderson Feb. 25, 2021, 6:17 a.m. UTC | #2
On 2/24/21 8:03 AM, Brian Foster wrote:
> On Thu, Feb 18, 2021 at 09:53:27AM -0700, Allison Henderson wrote:
>> From: Allison Collins <allison.henderson@oracle.com>
>>
>> This patch adds a new helper function xfs_attr_node_remove_step.  This
>> will help simplify and modularize the calling function
>> xfs_attr_node_removename.
>>
>> Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
>> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
>> Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
>> ---
>>   fs/xfs/libxfs/xfs_attr.c | 46 ++++++++++++++++++++++++++++++++++------------
>>   1 file changed, 34 insertions(+), 12 deletions(-)
>>
>> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
>> index 472b303..28ff93d 100644
>> --- a/fs/xfs/libxfs/xfs_attr.c
>> +++ b/fs/xfs/libxfs/xfs_attr.c
> ...
>> @@ -1267,18 +1262,45 @@ xfs_attr_node_removename(
>>   	if (retval && (state->path.active > 1)) {
>>   		error = xfs_da3_join(state);
>>   		if (error)
>> -			goto out;
>> +			return error;
>>   		error = xfs_defer_finish(&args->trans);
>>   		if (error)
>> -			goto out;
>> +			return error;
>>   		/*
>>   		 * Commit the Btree join operation and start a new trans.
>>   		 */
>>   		error = xfs_trans_roll_inode(&args->trans, dp);
>>   		if (error)
>> -			goto out;
>> +			return error;
>>   	}
>>   
>> +	return error;
> 
> Maybe just return 0 here since it looks like error might not have been
> assigned..? With that fixed:
> 
> Reviewed-by: Brian Foster <bfoster@redhat.com>
Sure, will do.  Thanks!

Allison

> 
>> +}
>> +
>> +/*
>> + * Remove a name from a B-tree attribute list.
>> + *
>> + * This routine will find the blocks of the name to remove, remove them and
>> + * shrink the tree if needed.
>> + */
>> +STATIC int
>> +xfs_attr_node_removename(
>> +	struct xfs_da_args	*args)
>> +{
>> +	struct xfs_da_state	*state = NULL;
>> +	int			error;
>> +	struct xfs_inode	*dp = args->dp;
>> +
>> +	trace_xfs_attr_node_removename(args);
>> +
>> +	error = xfs_attr_node_removename_setup(args, &state);
>> +	if (error)
>> +		goto out;
>> +
>> +	error = xfs_attr_node_remove_step(args, state);
>> +	if (error)
>> +		goto out;
>> +
>>   	/*
>>   	 * If the result is small enough, push it all into the inode.
>>   	 */
>> -- 
>> 2.7.4
>>
>
diff mbox series

Patch

diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index 472b303..28ff93d 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -1228,19 +1228,14 @@  xfs_attr_node_remove_rmt(
  * the root node (a special case of an intermediate node).
  */
 STATIC int
-xfs_attr_node_removename(
-	struct xfs_da_args	*args)
+xfs_attr_node_remove_step(
+	struct xfs_da_args	*args,
+	struct xfs_da_state	*state)
 {
-	struct xfs_da_state	*state;
 	struct xfs_da_state_blk	*blk;
 	int			retval, error;
 	struct xfs_inode	*dp = args->dp;
 
-	trace_xfs_attr_node_removename(args);
-
-	error = xfs_attr_node_removename_setup(args, &state);
-	if (error)
-		goto out;
 
 	/*
 	 * If there is an out-of-line value, de-allocate the blocks.
@@ -1250,7 +1245,7 @@  xfs_attr_node_removename(
 	if (args->rmtblkno > 0) {
 		error = xfs_attr_node_remove_rmt(args, state);
 		if (error)
-			goto out;
+			return error;
 	}
 
 	/*
@@ -1267,18 +1262,45 @@  xfs_attr_node_removename(
 	if (retval && (state->path.active > 1)) {
 		error = xfs_da3_join(state);
 		if (error)
-			goto out;
+			return error;
 		error = xfs_defer_finish(&args->trans);
 		if (error)
-			goto out;
+			return error;
 		/*
 		 * Commit the Btree join operation and start a new trans.
 		 */
 		error = xfs_trans_roll_inode(&args->trans, dp);
 		if (error)
-			goto out;
+			return error;
 	}
 
+	return error;
+}
+
+/*
+ * Remove a name from a B-tree attribute list.
+ *
+ * This routine will find the blocks of the name to remove, remove them and
+ * shrink the tree if needed.
+ */
+STATIC int
+xfs_attr_node_removename(
+	struct xfs_da_args	*args)
+{
+	struct xfs_da_state	*state = NULL;
+	int			error;
+	struct xfs_inode	*dp = args->dp;
+
+	trace_xfs_attr_node_removename(args);
+
+	error = xfs_attr_node_removename_setup(args, &state);
+	if (error)
+		goto out;
+
+	error = xfs_attr_node_remove_step(args, state);
+	if (error)
+		goto out;
+
 	/*
 	 * If the result is small enough, push it all into the inode.
 	 */